Extraction procedures in chemical toxicology.
D055598:Chemical Phenomena; D002627:Chemistry, Physical; D006801:Humans; D007475:Ion Exchange Resins; D011042:Poisons / Q000032:analysis* / Q000652:urine; D012997:Solvents
D007475:Ion Exchange Resins; D011042:Poisons; D012997:Solvents